Product information: KSK-5200RFM Wireless Black Mini Keyboard-Built-in 19 mm optical trackball on the right side of keypad
-Two buttons with mouse function and a scroll wheel on the left side of keypad, two additional mouse buttons on the back of the keyboard
-Indicator LEDs for pairing on the receiver and for low battery capacity on the right of the hotkeys
-Full functionality of a full-size layout keyboard
-Far-ranging and reliable radio-frequency transmission at 2.4 GHz up to approx. 10 m (33 ft) away from the PC
-Plug & Play installation, no special driver necessary
-Optimal for Home Entertainment, HTPC as well as for training, conference & presentation rooms etc.